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AT34C04-X5M-T

Microchip Tech · Pre-ordered Chips · TSSOP-8

AT34C04-X5M-T from Microchip Tech, in a TSSOP-8. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 A0 input Device address input, one of the three LSBs of the I2C FM+ seven-bit slave address, connectable to VCC or GND; it is also overvoltage tolerant up to 10V to support Reversible Software Write Protection (RSWP).
2 A1 input Device address input, one of the three LSBs of the I2C FM+ seven-bit slave address, which can be connected directly to VCC or GND in any combination to allow up to eight devices on the same bus.
3 A2 input Device address input, one of the three LSBs of the I2C FM+ seven-bit slave address, which can be connected directly to VCC or GND in any combination to allow up to eight devices on the same bus.
4 GND power_in Ground reference for the power supply, which should be connected to the system ground.
5 SDA bidirectional Open-drain serial data pin that must be pulled high with an external pull-up resistor not exceeding 8K and may be wire-ORed with other open-drain or open-collector devices on the bus.
6 SCL input Serial clock input that latches SDA data on the rising edge and clocks SDA data out on the falling edge; it must be forced high when the bus is idle or pulled high with an external resistor.
7 NC unconnected No connect; the pin is not bonded to a die pad and can be connected to GND or left floating.
8 VCC power_in Device power supply pin rated for 1.7V to 3.6V per the features list; operation at invalid VCC voltages may produce spurious results and should not be attempted.

Key specifications

Parameter Value
Manufacturer Microchip Tech
Package TSSOP-8
Category Interface ICs
Pins 8

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Supply Voltage VCC 1.7 3.6 V 10
Operating Temperature Range TA -20 125 °C 10
Temperature Under Bias -40 125 °C 10
Supply Voltage with respect to ground -0.5 4.3 V 10
Supply Current Read ICC1 0.4 1 mA VCC = 3.6V Read at 100kHz 10
Supply Current Write ICC2 1.5 3 mA VCC = 3.6V Write at 100kHz 10
Standby Current ISB 1.6 3 μA VCC = 1.7V VIN = VCC or VSS 10
Standby Current ISB 1.6 4 μA VCC = 3.6V VIN = VCC or VSS 10
Input Leakage Current ILI 0.1 2 μA VIN = VCC or VSS 10
Output Leakage Current ILO 0.1 2 μA VOUT = VCC or VSS 10
Input Low Level VIL -0.5 V 10
Low-Level Output Voltage (Open-Drain) VOL1 0.4 V VCC > 2V IOL = 3mA 10
Low-Level Output Current IOL 3 mA VOL = 0.4V Freq ≤ 400kHz 10
Low-Level Output Current IOL 6 mA VOL = 0.6V Freq ≤ 400kHz 10
Low-Level Output Current IOL 20 mA VOL = 0.4V Freq > 400kHz 10
A0 Pin High Voltage VHV 7 10 V VHV - VCC ≥ 4.8V 10
Input/output capacitance (SDA) CI/O 8 pF VI/O = 0V 12
Input capacitance (A0, A1, A2, SCL) CIN 6 pF VIN = 0V 12
Clock Frequency, SCL fSCL 10 100 kHz VCC < 2.2V, 100kHz 11
Clock Frequency, SCL fSCL 10 400 kHz VCC ≥ 2.2V, 400kHz 11
Clock Frequency, SCL fSCL 10 1000 kHz VCC ≥ 2.2V, 1000kHz 11
Clock Pulse Width Low tLOW 4700 ns VCC < 2.2V, 100kHz 11
Clock Pulse Width Low tLOW 1300 ns VCC ≥ 2.2V, 400kHz 11
Clock Pulse Width Low tLOW 500 ns VCC ≥ 2.2V, 1000kHz 11
Clock Pulse Width High tHIGH 4000 ns VCC < 2.2V, 100kHz 11
Clock Pulse Width High tHIGH 600 ns VCC ≥ 2.2V, 400kHz 11
Clock Pulse Width High tHIGH 260 ns VCC ≥ 2.2V, 1000kHz 11
Bus free time before new transmission tBUF 4700 ns VCC < 2.2V, 100kHz 11
Bus free time before new transmission tBUF 1300 ns VCC ≥ 2.2V, 400kHz 11
Bus free time before new transmission tBUF 500 ns VCC ≥ 2.2V, 1000kHz 11
Start Hold Time tHD.STA 4000 ns VCC < 2.2V, 100kHz 11
Start Hold Time tHD.STA 600 ns VCC ≥ 2.2V, 400kHz 11
Start Hold Time tHD.STA 260 ns VCC ≥ 2.2V, 1000kHz 11
Start Set-up Time tSU.STA 4700 ns VCC < 2.2V, 100kHz 11
Start Set-up Time tSU.STA 600 ns VCC ≥ 2.2V, 400kHz 11
Start Set-up Time tSU.STA 260 ns VCC ≥ 2.2V, 1000kHz 11
Data In Hold Time tHD.DI 0 ns VCC < 2.2V, 100kHz 11
Data In Set-up Time tSU.DAT 250 ns VCC < 2.2V, 100kHz 11
Data In Set-up Time tSU.DAT 100 ns VCC ≥ 2.2V, 400kHz 11
Data In Set-up Time tSU.DAT 50 ns VCC ≥ 2.2V, 1000kHz 11
Inputs Rise Time tR 1000 ns VCC < 2.2V, 100kHz 11
Inputs Rise Time tR 20 300 ns VCC ≥ 2.2V, 400kHz 11
Inputs Rise Time tR 20 120 ns VCC ≥ 2.2V, 1000kHz 11
Inputs Fall Time tF 300 ns VCC < 2.2V, 100kHz 11
Inputs Fall Time tF 20 300 ns VCC ≥ 2.2V, 400kHz 11
Inputs Fall Time tF 20 120 ns VCC ≥ 2.2V, 1000kHz 11
Stop Set-up Time tSU.STO 4000 ns VCC < 2.2V, 100kHz 11
Stop Set-up Time tSU.STO 600 ns VCC ≥ 2.2V, 400kHz 11
Stop Set-up Time tSU.STO 260 ns VCC ≥ 2.2V, 1000kHz 11
Data Out Hold Time tHD.DAT 200 3450 ns VCC < 2.2V, 100kHz 11
Data Out Hold Time tHD.DAT 200 900 ns VCC ≥ 2.2V, 400kHz 11
Data Out Hold Time tHD.DAT 0 350 ns VCC ≥ 2.2V, 1000kHz 11
Write Cycle Time tWR 5 ms VCC < 2.2V, 100kHz 11
Timeout Time tOUT 25 35 ms VCC < 2.2V, 100kHz 11

CAD (KiCad official)

  • Symbol: AT34C04-X5M-T
  • Footprint: Package_SO:TSSOP-8_4.4x3mm_P0.65mm
  • 3D model: TSSOP-8 (KiCad packages3D, STEP)
  • 3D model files: at34c04-x5m-t-etched.step / at34c04-x5m-t-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); at34c04-x5m-t.step / at34c04-x5m-t.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: Microchip Tech datasheet (30 pp, sha256 507e04c664c484b3, retrieved 2026-11-05, tier: manufacturer)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus claude-sonnet-5-5 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF